<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Display: reading-flow with value grid-order on shadow host</title>
<link rel="help" href="https://drafts.csswg.org/css-display-4/#reading-flow">
<link rel="author" title="Di Zhang" href="mailto:dizhangg@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src='../../resources/shadow-dom.js'></script>
<script src="../../resources/focus-utils.js"></script>

<style>
.wrapper {
  display: grid;
  reading-flow: grid-order;
}
</style>

<div class="test-case" data-expect="host/B,host/A"
      data-description="Grid items in shadow host with delegatesFocus">
  <div id="host" class="wrapper" tabindex="0">
    <template shadowrootmode="open" shadowrootdelegatesfocus>
      <button id="A" style="order: 2">A</button>
      <button id="B" style="order: 1">B</button>
    </template>
  </div>
</div>

<div class="test-case" data-expect="host2,host2/B,host2/A"
      data-description="Grid items in shadow host without delegatesFocus">
  <div id="host2" class="wrapper" tabindex="0">
    <template shadowrootmode="open">
      <button id="A" style="order: 2">A</button>
      <button id="B" style="order: 1">B</button>
    </template>
  </div>
</div>

<script>
runFocusTestCases();
</script>
